Overview

overview

10

Static

static

10

285c92a94d...8e.exe

windows7-x64

9

285c92a94d...8e.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/05/2024, 21:37

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General

  • Target

    285c92a94d417b33b8f3f5892def5f16f7072a7c2e02903ae536f9264222e58e.exe

  • Size

    479KB

  • MD5

    df39e3ed6b7d5eea107b2e3b0a6bc11f

  • SHA1

    5226fc588507a065dae7ca3fa074b4db25123c3a

  • SHA256

    285c92a94d417b33b8f3f5892def5f16f7072a7c2e02903ae536f9264222e58e

  • SHA512

    5c4b2db6216f58f81060555cea13333261060508a645b126b6fdd4368e6424dd0aec99ffc29062c9dda9e04fe2b3afb57540588a9b8653279aaaa7d9daf49f63

  • SSDEEP

    12288:VEQoSmQj91dgEFnXAL3fYqBN77JnUFkmbBe7N4WgUZorO1mb3:VrXDFwL3fYYH9G7Etgyo7L

Score
9/10
persistencespywarestealerupx

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 4 IoCs
  • UPX dump on OEP (original entry point) 7 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 18 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\285c92a94d417b33b8f3f5892def5f16f7072a7c2e02903ae536f9264222e58e.exe
    "C:\Users\Admin\AppData\Local\Temp\285c92a94d417b33b8f3f5892def5f16f7072a7c2e02903ae536f9264222e58e.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:924
    • C:\Users\Admin\AppData\Local\Temp\285c92a94d417b33b8f3f5892def5f16f7072a7c2e02903ae536f9264222e58e.exe
      "C:\Users\Admin\AppData\Local\Temp\285c92a94d417b33b8f3f5892def5f16f7072a7c2e02903ae536f9264222e58e.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4856
      • C:\Users\Admin\AppData\Local\Temp\285c92a94d417b33b8f3f5892def5f16f7072a7c2e02903ae536f9264222e58e.exe
        "C:\Users\Admin\AppData\Local\Temp\285c92a94d417b33b8f3f5892def5f16f7072a7c2e02903ae536f9264222e58e.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4540

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\malaysia hardcore [free] vagina (Britney,Ashley).zip.exe
    Filesize

    1.6MB

    MD5

    e4948ef24fe461243590d4352d0b4cdb

    SHA1

    eb0e0f02d876d3d57061d9fe6ce0b6e59e774b35

    SHA256

    4daabfca1799c99842d81c040312fe8d4c213496db042dc1bf1f0a502a7ac142

    SHA512

    a5df8da3c8618fb2a681d8f8019a745a59d55761c4f7287296a6096598ef846d557cc39420c56f08db459d0a8fe9089ce19ba8fcffdd6e71e0d6e4d612ce0da2

    Download Submit

  • memory/924-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

    Download

  • memory/924-193-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

    Download

  • memory/4540-158-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

    Download

  • memory/4540-196-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

    Download

  • memory/4856-18-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

    Download

  • memory/4856-194-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

    Download